What similarity do these vastly different entertainers all share? Miley Cyrus, Metallica and Eminem are new Guinness World Record holders. Each of the performers will be featured in the Guinness World Records 2015 book, out Sept. 10.

"It's been a lot of sacrifice to be away from [my family] and to go through this whole process not only for me but for them," Josh Kaufman told PEOPLE shortly after winning the sixth season of The Voice Tuesday night. "It definitely makes it all worthwhile."

The father of three – who was a member of local band The New Etiquette and worked as an SAT tutor in Indianapolis before coming on the show – is excited to help create a life for his loved ones "doing what I love."